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7011AC

 

BRZB offers a board range in the 70 series regarding dimensions, suitable RPM, and load capabilities.

Standard spindle bearings
High RPM suitability and rigidity
High cost-efficiency and reliability
Standard contact angles of 15° and 25°
Reference RPM factor n x dm = 1.7 x 106 mm/min
High load rating
Also available as hybrid ball bearings
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Technical specification

  • Basic Properties

    Contact Angle α 25 °
    Inner Diameter d 55 mm
    Outer Diameter D 90 mm
    Width B 18 mm
    Chamfer dimension r min 1.10 mm
      r1min 0.60 mm
    Distance Side Face to Pressure Point a 25.90 mm

  • Load Data

    Basic Dynamic Load Rating C 32.50 kN
    Basic Static Load Rating C0 27.20 kN
    Limiting Speed Grease 13,800 r/min
      Oil-air 20,700 r/min
    Fatigue Load Limit Pu 21.800 kN
    Calculation Factor for Equivalent Loads  f0 15.500  

  • Preload & Rigidity

    Light A 315 N
      Cax 150 N/μm
    Medium B 940 N
      Cax 210 N/μm
    Heavy C 1,880 N
      Cax 264 N/μm

  • Mass

    Mass m 0.383 kg
Industries
7011AC

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Machine Tools

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Solar Power

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Semiconductor Equipments

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